10 Utility Patents
#174 in Tampa, FL
#3,902 in Florida
#198,302 in US
#401,930 in the World
Forward Citations = 75
Company Filing History:
Other
Severn Trent Water Purification, Inc.

4. 1 out of 1
Tetra Process Technologies Seven Trent Services Company
5. 1 out of 1
Tetra Technologies, Div Capital Controls, Severn Trent Services Co.
where one patent can have more than one assignee
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